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What is Mean, Variance, Confidence Interval Calculation about?

The document contains solutions to two statistics problems. For the first problem, the mean and variance are calculated for a given sampling distribution. The mean is 8.57 and the variance is 13.98. For the second problem, a 96% confidence interval is calculated for a population mean based on a sample of 36 observations from a normal distribution with known variance. The interval is determined to be 40.89 to 44.31.

Author

rafaqat rafaqat

Language

EN